28946709

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1399}}^1$

素因数の和:1446

約数の個数: 36

約数和(自身を含む): 48412000

約数和(自身を除く): 19465291

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 121, 171, 209, 363, 627, 1089, 1399, 1881, 2299, 4197, 6897, 12591, 15389, 20691, 26581, 46167, 79743, 138501, 169279, 239229, 292391, 507837, 877173, 1523511, 2631519, 3216301, 9648903, 28946709]

約数ペア:

[(1, 28946709), (3, 9648903), (9, 3216301), (11, 2631519), (19, 1523511), (33, 877173), (57, 507837), (99, 292391), (121, 239229), (171, 169279), (209, 138501), (363, 79743), (627, 46167), (1089, 26581), (1399, 20691), (1881, 15389), (2299, 12591), (4197, 6897)]